No. The submarine came about long before the helicopter.
Nobody. The submarine was captured before it was sunk.
you press Q AND X to use submarine reflection. you press Q and X to use submarine reflection.
study submarine procedures and sleep
They use a periscope. See the related link for more information.
A submarine.
"The submarine fired a torpedo at the large ship."
Most people would use the abbreviation 'sub.' The US Navy uses the prefix SS to indicate a submarine. If it is SSN, it would indicate a Nuclear Powered submarine and SSBN would be a ballistic missile nuclear powered sub.
Yes, there are submarines that are used as pleasure vessels in waters that have clear water, and there are very wealthy people who have their own submarine for fun. Most submarines are very expensive, and either used for research or for military purposes.
Diesel-Electric submarines had been in use for years before WWI; there were many commissioned boats on both sides of the war before it even started, so there is no one particular submarine used in WWI. However, the one boat that arguably had the most impact at the beginning of WWI was the German submarine U-20, which was responsible for sinking the British passenger liner RMS Lusitania. This single submarine attack had repercussions throughout the war, causing policy shifts in Germany considering submarine warfare, and which affected submarine warfare in general forever.
After you find the submarine you use dive up to the surface.
All submarine ranges and ovens are electric or microwave.